import Vue from 'vue'
import Router from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import UserS from '../components/user/Users.vue'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'
import Cate from '../components/goods/Cate.vue'
import Params from '../components/goods/Params.vue'
import GoodsList from '../components/goods/List.vue'
import AddGoods from '../components/goods/Add.vue'
import Order from '../components/order/Order.vue'
import Report from '../components/report/Report.vue'


Vue.use(Router)

const router = new Router({
  routes: [
    { path: '/', redirect: '/login' },
    { path: '/login', component: Login },
    {
      path: '/home',
      component: Home,
      redirect: '/welcome',
      children: [
        { path: '/welcome', component: Welcome },
        { path: '/users', component: UserS },
        { path: '/rights',component:Rights},
        { path: '/roles',component:Roles},
        { path: '/categories',component:Cate},
        { path: '/params',component:Params},
        { path: '/goods',component:GoodsList},
        { path: '/goods/add',component:AddGoods},
        { path: '/orders',component:Order},
        { path: '/reports',component:Report}

      ]
    }
  ]
})
// 挂载路由导航卫士
router.beforeEach((to, form, next) => {
  //to: 将要访问的路径
  //from: 从哪个路径跳转而来
  //next: 是一个函数，表示放行，next()放行，next('/login')跳转到登录页面
  if (to.path === '/login') return next();
  const tokenStr = window.sessionStorage.getItem('token');
  if (!tokenStr) return next('/login');
  next()


})
export default router
